Java Persistence API to get properties files

package com;

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;


/**
 * @author cnchenhl
 *
 */
public class InputPropertyFile {
    
    private final String DB_DRIVER_KEY = "openjpa.ConnectionDriverName";
    private final String DB_URL_KEY = "openjpa.ConnectionURL";
    private final String DB_USER_KEY = "openjpa.ConnectionUserName";
    private final String DB_PASSWORD_KEY = "openjpa.ConnectionPassword";
    private final String DB_SCHEMA_KEY = "openjpa.jdbc.Schema";
    private final String DB_LOG_KEY = "openjpa.Log";
    
    private String DB_DRIVER_VALUE = "com.microsoft.sqlserver.jdbc.SQLServerDriver";
    private String DB_USER_VALUE = "abc";
    private String DB_PASSWORD_VALUE = "chenhailong";
    private String DB_SCHEMA_VALUE = "dbo";
    private String DB_LOG_VALUE = "DefaultLevel=WARN, Runtime=INFO, Tool=INFO, SQL=TRACE";
    
    public Map<String, Object> getProperties(String name,String file) {
        HashMap<String, Object> result = new HashMap<String, Object>();
        
        File propertyFile = new File(System.getProperty(file), name);
        Properties props = new Properties();
        
        String DB_URL_VALUE = null;
        try {
            props.load(new BufferedInputStream(new FileInputStream(propertyFile)));
            
            DB_URL_VALUE = "jdbc:sqlserver://" +
                props.getProperty("jp.co.fujixerox.awdm.db.server") + ":" +
                props.getProperty("jp.co.fujixerox.awdm.db.port") + ";databaseName=" +
                props.getProperty("jp.co.fujixerox.awdm.db.dbname");
                
            
        } catch (Exception e) {
           e.printStackTrace();
        } finally {}
        
        result.put(DB_DRIVER_KEY, DB_DRIVER_VALUE);
        result.put(DB_URL_KEY, DB_URL_VALUE);
        result.put(DB_USER_KEY, DB_USER_VALUE);
        result.put(DB_PASSWORD_KEY, DB_PASSWORD_VALUE);
        result.put(DB_SCHEMA_KEY, DB_SCHEMA_VALUE);
        result.put(DB_LOG_KEY, DB_LOG_VALUE);
        
        return result;
    }
    

}